Subversion Repositories openrisc_2011-10-31

/* erf_gamma.c -- float version of er_gamma.c.

 * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.

 */

/*

 * ====================================================

 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.

 *

 * Developed at SunPro, a Sun Microsystems, Inc. business.

 * Permission to use, copy, modify, and distribute this

 * software is freely granted, provided that this notice

 * is preserved.

 * ====================================================

 *

 */

/* gammaf_r(x, signgamp)

 * Reentrant version of the logarithm of the Gamma function

 * with user provided pointer for the sign of Gamma(x).

 *

 * Method: See lgammaf_r

 */

#include "fdlibm.h"

#ifdef __STDC__

        float gammaf_r(float x, int *signgamp)

#else

        float gammaf_r(x,signgamp)

        float x; int *signgamp;

#endif

{

        return expf (lgammaf_r(x,signgamp));

}

float gammaf(float x)

{

  return gammaf_r(x, &(_REENT_SIGNGAM(_REENT)));

}